> "Yet almost all astronomers are certain: dark matter and dark energy exist ... [and it explains] everything that we see." Siegel's cheerleading overstates th

> "Yet almost all astronomers are certain: dark matter and dark energy exist ... [and it explains] everything that we see." Siegel's cheerleading overstates the case, let's check wikipedia for a more sober assessment on the consensus: Although the existence of dark matter is generally accepted by the scientific community, some astrophysicists,[15] intrigued by certain observations that do not fit the dark matter theory ...